Class: OSCAccess::Analog::Output::Set

Inherits:
Object
  • Object
show all
Defined in:
lib/osc-access/translate.rb

Instance Method Summary collapse

Constructor Details

#initialize(from, to_set, options = {}) ⇒ Set

Returns a new instance of Set.



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# File 'lib/osc-access/translate.rb', line 83

def initialize(from, to_set, options = {})
  @from = from
  @to_set = to_set
end

Instance Method Details

#process(input, options = {}) ⇒ Object 



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# File 'lib/osc-access/translate.rb', line 88

def process(input, options = {})
  proportion = @from.numerator(input) / @from.denominator
  index = [((proportion * @to_set.size).to_i - 1), 0].max
  @to_set.at(index)
end